[INFO] cloning repository https://github.com/GandalfsDad/rustit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GandalfsDad/rustit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGandalfsDad%2Frustit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGandalfsDad%2Frustit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a51d603d4ef37c3e4ab9061ea31b87d249f7b72
[INFO] checking GandalfsDad/rustit/3a51d603d4ef37c3e4ab9061ea31b87d249f7b72 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGandalfsDad%2Frustit" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GandalfsDad/rustit on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GandalfsDad/rustit
[INFO] finished tweaking git repo https://github.com/GandalfsDad/rustit
[INFO] tweaked toml for git repo https://github.com/GandalfsDad/rustit written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/GandalfsDad/rustit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cac5758a1bf9b2462dc08875373eb05dad05195af669be50b3a73421ee645224
[INFO] running `Command { std: "docker" "start" "-a" "cac5758a1bf9b2462dc08875373eb05dad05195af669be50b3a73421ee645224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cac5758a1bf9b2462dc08875373eb05dad05195af669be50b3a73421ee645224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cac5758a1bf9b2462dc08875373eb05dad05195af669be50b3a73421ee645224", kill_on_drop: false }`
[INFO] [stdout] cac5758a1bf9b2462dc08875373eb05dad05195af669be50b3a73421ee645224
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80c6d3a92fcb94632df6fa7db06623c825ecbd30b9132be8f9ef34ab50c60104
[INFO] running `Command { std: "docker" "start" "-a" "80c6d3a92fcb94632df6fa7db06623c825ecbd30b9132be8f9ef34ab50c60104", kill_on_drop: false }`
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking rustit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `f32::consts::E`
[INFO] [stdout]  --> src/objects/tree.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{f32::consts::E, fs, io::Error};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `f32::consts::E`
[INFO] [stdout]  --> src/objects/tree.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{f32::consts::E, fs, io::Error};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tree`, `message`, and `parent` are never read
[INFO] [stdout]   --> src/objects/commit.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct Commit {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 7  |     tree: Tree,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 8  |     message: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     parent: Option<Rc<CommitEntry>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tree`, `message`, and `parent` are never read
[INFO] [stdout]   --> src/objects/commit.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct Commit {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 7  |     tree: Tree,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 8  |     message: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     parent: Option<Rc<CommitEntry>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rustit::hash::rhash::RHash`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rustit::hash::rhash::RHash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rustit::hash::rhash::RHash`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rustit::hash::rhash::RHash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "80c6d3a92fcb94632df6fa7db06623c825ecbd30b9132be8f9ef34ab50c60104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c6d3a92fcb94632df6fa7db06623c825ecbd30b9132be8f9ef34ab50c60104", kill_on_drop: false }`
[INFO] [stdout] 80c6d3a92fcb94632df6fa7db06623c825ecbd30b9132be8f9ef34ab50c60104